/* Shared layout for /impact/* — pairs with site-global.css */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--void);
  color: var(--ink);
  line-height: 1.5;
  padding: clamp(1rem, 3vw, 2rem) clamp(1rem, 4vw, 2.5rem) 3rem;
}
.compute-wash {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 100% 70% at 85% 15%, var(--violet-dim), transparent 50%),
    radial-gradient(ellipse 80% 60% at 10% 90%, rgba(0, 229, 200, 0.06), transparent 45%),
    var(--void);
}
.field {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.9;
}
.theme-switch {
  position: fixed; top: max(0.75rem, env(safe-area-inset-top)); right: max(0.75rem, env(safe-area-inset-right));
  z-index: 50; display: inline-flex; align-items: center; padding: 3px; border-radius: 999px;
  border: 1px solid var(--line); background: rgba(8, 10, 14, 0.75);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
}
[data-theme="light"] .theme-switch { background: rgba(255, 255, 255, 0.92); }
.theme-switch__label {
  font-family: var(--mono); font-size: 0.55rem; font-weight: 600; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--muted); padding: 0 0.35rem 0 0.65rem; user-select: none;
}
.theme-switch__btn {
  font-family: var(--mono); font-size: 0.65rem; font-weight: 600; letter-spacing: 0.06em;
  text-transform: uppercase; padding: 0.45rem 0.85rem; border: none; border-radius: 999px;
  cursor: pointer; background: transparent; color: var(--muted); transition: background 0.2s, color 0.2s;
}
.theme-switch__btn:hover { color: var(--ink); }
.theme-switch__btn[data-theme-choice="dark"][aria-pressed="true"] { background: linear-gradient(135deg, #1e1b4b, #0f172a); color: #f1f5f9; }
.theme-switch__btn[data-theme-choice="light"][aria-pressed="true"] { background: linear-gradient(135deg, #00a896, #5eead4); color: #0f172a; }

.shell { position: relative; z-index: 2; max-width: 72rem; margin: 0 auto; display: flex; flex-direction: column; }
.bar {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem;
  padding-bottom: 1rem; border-bottom: 1px solid var(--line);
  font-family: var(--mono); font-size: 0.65rem; letter-spacing: 0.14em; text-transform: uppercase;
}
.bar__id { color: var(--cyan); }
.bar__id::before { content: "// "; color: var(--muted); }
.nav {
  display: flex; flex-wrap: wrap; gap: 0.85rem 1.25rem; padding: 0.75rem 0 0;
  font-family: var(--mono); font-size: 0.73rem; font-weight: 600;
  letter-spacing: 0.09em; text-transform: uppercase;
}
.nav a { color: var(--muted); text-decoration: none; transition: color 0.2s; }
.nav a:hover, .nav a.active { color: var(--cyan); }
.bar .nav { padding: 0; justify-content: flex-end; }

.page-header { padding: clamp(2rem, 5vw, 3rem) 0 1.5rem; }
.page-header .kicker {
  font-family: var(--mono); font-size: 0.62rem; font-weight: 600; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--violet); margin-bottom: 0.65rem;
}
.page-header h1 {
  font-size: clamp(1.85rem, 5vw, 3rem); font-weight: 300; letter-spacing: -0.03em;
  line-height: 1.05; text-transform: uppercase; max-width: 20ch;
}
.page-header h1 strong { font-weight: 700; }
.page-header .lede {
  margin-top: 0.85rem; font-size: 1.05rem; color: var(--muted); max-width: 58ch; line-height: 1.65;
}

.content-block {
  border-top: 1px solid var(--line);
  padding: clamp(1.75rem, 4vw, 2.5rem) 0;
}
.content-block h2 {
  font-family: var(--mono); font-size: 0.62rem; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--magenta);
  margin-bottom: 1rem;
}
.content-block h2::before { content: "\A7  "; color: var(--muted); }
.content-block h3 {
  font-size: 1rem; font-weight: 600; color: var(--ink); margin: 1.25rem 0 0.5rem;
}
.content-block p, .content-block li {
  font-size: 0.92rem; color: var(--muted); max-width: 62ch; line-height: 1.65; margin-bottom: 0.85rem;
}
.content-block ul, .content-block ol { padding-left: 1.25rem; margin-bottom: 0.85rem; }
.content-block a {
  color: var(--cyan); text-decoration: none; border-bottom: 1px solid rgba(0, 229, 200, 0.35);
}
.content-block a:hover { border-bottom-color: var(--cyan); }

.content-block--split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}
@media (min-width: 768px) {
  .content-block--split { grid-template-columns: 1fr 1fr; align-items: start; }
  .content-block--split > div { min-width: 0; }
}

.impact-note {
  border-left: 3px solid var(--cyan);
  padding: 0.85rem 1rem;
  margin-top: 0.85rem;
  background: var(--cyan-dim);
  border-radius: 0 6px 6px 0;
  max-width: 62ch;
}
.impact-note p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--ink);
  max-width: none;
}

.grant-table-wrap {
  overflow-x: auto;
  margin-top: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.grant-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
  min-width: 36rem;
}
.grant-table th,
.grant-table td {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  color: var(--muted);
  line-height: 1.5;
}
.grant-table th {
  font-family: var(--mono);
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.03);
}
[data-theme="light"] .grant-table th { background: rgba(15, 23, 42, 0.04); }
.grant-table tr:last-child td { border-bottom: none; }
.grant-table td:first-child {
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
}

.program-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr)); gap: 1rem; margin-top: 1rem;
}
.program-card {
  border: 1px solid var(--line); border-radius: 8px; padding: 1.15rem 1.1rem;
  background: rgba(10, 12, 18, 0.5); display: flex; flex-direction: column; gap: 0.5rem;
}
[data-theme="light"] .program-card { background: rgba(255, 255, 255, 0.85); }
.program-card--soon { opacity: 0.65; }
.program-card__tag {
  font-family: var(--mono); font-size: 0.55rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--cyan);
}
.program-card__tag--violet { color: var(--violet); }
.program-card__title { font-size: 1.05rem; font-weight: 600; color: var(--ink); }
.program-card__text { font-size: 0.88rem; color: var(--muted); line-height: 1.55; flex: 1; }
.program-card__link {
  font-family: var(--mono); font-size: 0.68rem; font-weight: 600; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--cyan); text-decoration: none; margin-top: 0.35rem;
}
.program-card__link:hover { text-decoration: underline; }

.tier-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr)); gap: 0.85rem; margin-top: 0.75rem;
}
.tier-card {
  border: 1px solid var(--line); border-radius: 8px; padding: 1rem;
  border-left: 3px solid var(--cyan);
}
.tier-card--silver { border-left-color: #94a3b8; }
.tier-card--gold { border-left-color: var(--violet); }
.tier-card--strategic { border-left-color: var(--magenta); }
.tier-card__name { font-family: var(--mono); font-size: 0.58rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.tier-card__credit { font-size: 1.35rem; font-weight: 700; color: var(--ink); margin: 0.35rem 0; }
.tier-card p { font-size: 0.85rem; margin: 0; max-width: none; }

.timeline-list { list-style: none; padding: 0; margin: 0.75rem 0 0; }
.timeline-list li {
  display: grid; grid-template-columns: 6.5rem 1fr; gap: 1rem; padding: 0.65rem 0;
  border-bottom: 1px solid var(--line); font-size: 0.88rem; max-width: 52rem;
}
.timeline-list li:last-child { border-bottom: none; }
.timeline-list .when {
  font-family: var(--mono); font-size: 0.65rem; font-weight: 600; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--cyan);
}

/* Signal-style grant form (matches Contact / Signal) */
.grant-layout {
  display: grid; grid-template-columns: 1fr; gap: 2rem;
}
@media (min-width: 960px) {
  .grant-layout { grid-template-columns: 1fr min(22rem, 38vw); align-items: start; }
  .grant-form-col { position: sticky; top: 1.5rem; }
}

.signal-panel {
  border: 1px solid var(--line);
  background: rgba(10, 12, 18, 0.88);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  padding: 1.5rem 1.35rem 1.4rem;
  font-family: var(--mono); font-size: 0.72rem; line-height: 1.65; color: var(--muted);
  border-radius: 4px;
}
[data-theme="light"] .signal-panel { background: rgba(255, 255, 255, 0.94); }
.signal-panel__id {
  font-size: 0.52rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--violet);
  margin-bottom: 0.85rem;
}
.signal-row {
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  padding: 0.32rem 0; border-bottom: 1px solid var(--line);
}
.signal-row:last-of-type { border-bottom: none; }
.signal-row .k { color: var(--cyan); flex-shrink: 0; }
.pulse-line {
  height: 2px; margin: 1rem 0 1.25rem;
  background: linear-gradient(90deg, transparent, var(--violet), var(--magenta), var(--cyan), transparent);
  background-size: 200% 100%;
  animation: pulse-line 5s ease-in-out infinite;
  border-radius: 2px;
}
@keyframes pulse-line {
  0%, 100% { background-position: 0% center; opacity: 0.5; }
  50% { background-position: 100% center; opacity: 1; }
}

.apply-closed-banner {
  border: 1px dashed var(--line); border-radius: 6px; padding: 0.85rem 1rem;
  margin-bottom: 1rem; font-size: 0.78rem; color: var(--ink); background: var(--violet-dim);
}
.apply-closed-banner strong { color: var(--violet); }

.signal-form { margin-top: 0.25rem; }
.signal-form.is-closed { opacity: 0.55; pointer-events: none; }
.signal-form .field-group { margin-bottom: 1rem; }
.signal-form label {
  display: block; font-size: 0.55rem; font-weight: 600; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--cyan); margin-bottom: 0.35rem;
}
.signal-form input, .signal-form select, .signal-form textarea {
  width: 100%; font-family: var(--mono); font-size: 0.78rem;
  color: var(--ink); background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line); border-radius: 4px; padding: 0.55rem 0.65rem;
}
[data-theme="light"] .signal-form input,
[data-theme="light"] .signal-form select,
[data-theme="light"] .signal-form textarea { background: rgba(15, 23, 42, 0.03); }
.signal-form textarea { min-height: 7rem; resize: vertical; line-height: 1.55; }
.signal-form select { cursor: pointer; }
.signal-form input:focus-visible, .signal-form select:focus-visible, .signal-form textarea:focus-visible {
  outline: 2px solid var(--cyan); outline-offset: 2px;
}
.signal-form-errors {
  border: 1px solid rgba(244, 114, 182, 0.45); background: rgba(244, 114, 182, 0.08);
  padding: 0.65rem 0.75rem; margin-bottom: 1rem; font-size: 0.72rem; color: var(--ink);
  border-radius: 4px;
}
.signal-form-errors ul { margin: 0.35rem 0 0 1rem; padding: 0; }
.signal-form-errors a { color: var(--cyan); }

.btn-transmit {
  font-family: var(--mono); font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase; color: #fff;
  background: linear-gradient(135deg, var(--magenta), #a855f7);
  border: none; border-radius: 6px; padding: 0.85rem 1.5rem; cursor: pointer;
  width: 100%; margin-top: 0.25rem;
}
.btn-transmit:disabled { opacity: 0.5; cursor: not-allowed; }
.form-footnote {
  margin-top: 1rem; font-size: 0.65rem; color: var(--muted); line-height: 1.55; font-style: italic;
}
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.signal-thanks {
  border: 1px solid var(--line); background: rgba(10, 12, 18, 0.88);
  padding: 1.75rem 1.35rem; border-left: 3px solid var(--cyan); border-radius: 4px;
}
.signal-thanks p { font-size: 0.95rem; color: var(--muted); line-height: 1.6; }

footer {
  padding: 2rem 0 0.5rem; margin-top: 2rem; font-family: var(--mono); font-size: 0.55rem;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted);
  border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; align-items: flex-end;
}
.footer__meta { display: flex; flex-direction: column; gap: 0.45rem; max-width: min(44rem, 100%); text-transform: none; letter-spacing: normal; }
.footer__name { font-size: 0.55rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.footer-hash { font-size: 0.5rem; opacity: 0.45; user-select: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .pulse-line { animation: none; }
}